Jaspreet Singh
In today’s complex network environments, port mirroring is an essential tool for computer networking professionals to monitor and troubleshoot network activity. Port mirroring allows administrators to configure a switch with a copy of all the packets transmitted through one or more ports so that they can inspect them with a protocol analyzer like Wireshark. By … Read more
Managed vs Unmanaged Switch: Difference Between Managed and Unmanaged Switch? Managed Switch Unmanaged Switch 1 A managed switch, on the other hand, is a device that can be configured to perform a variety of functions, such as Quality of Service (QoS), VLANs, port security, etc. An unmanaged switch is a device that simply forwards traffic … Read more
What is GRE? GRE (Generic Routing Encapsulation) is a tunnelling protocol developed by Cisco that allows remote hosts to connect to a private network over the Internet. GRE is often used to connect an on-premises network to a cloud-based virtual private network (VPN). GRE tunnels can be used to transport IPv4 traffic across an IPv4 … Read more
Link Layer Discovery Protocol is a vendor-independent protocol that was developed by the Institute of Electrical and Electronics Engineers (IEEE) in the late 1990s. It was designed as an extension to the existing Ethernet standard, allowing network devices to communicate and share information about each other on a LAN. LLDP operates at the link layer … Read more
What is Totally Stubby Area in OSPF? The Totally Stubby Area (TSA) is an area type in the Open Shortest Path First (OSPF) routing protocol that contains only a default route and no other inter-area or external routes. This area type was introduced in OSPFv2 to facilitate the formation of very small, stubby areas within … Read more